More than 200 bodies were found in houses and basements around Daraya, a working-class Sunni town to the southwest of Damascus, according to activists who said most had been killed "execution-style" by troops on house-to-house raids.

Due to restrictions on non-state media in Syria, it was impossible to independently verify the accounts.

"Assad's army has committed a massacre in Daraya," said Abu Kinan, an activist in the town, using an alias to protect himself from reprisals.

"In the last hour, 122 bodies were discovered and it appears that two dozen died from sniper fire and the rest were summarily executed by gunshots from close range," Abu Kinan told Reuters by telephone.

The activist said he witnessed the death of an 8-year-old girl, Asma Abu al-Laban, shot by army snipers while she was in a car with her parents......"